Home / 131,965.20-197,886.24-38,452.32

Finding the Fourth Proportional to 131,965.20, 197,886.24 and 38,452.32

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Solution

The fourth proportional to 131,965.20, 197,886.24 and 38,452.32 is: 57,660.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,965.20 : 197,886.24 = 38,452.32 : x
  2. Step 2: Convert to fraction form
    131,965.20/197,886.24 = 38,452.32/x
  3. Step 3: Cross multiply
    131,965.20x = 197,886.24 × 38,452.32
  4. Step 4: Simplify right side
    131,965.20x = 7,609,185,024.08
  5. Step 5: Solve for x
    x = 7,609,185,024.08/131,965.20
  6. Step 6: Final answer
    x = 57,660.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.